Blue-white subgiant · Chamaeleon
δ² Chamaeleontis
Also known as: δ² Cha, HIP 52633
mag 4.5350 light-years
About
δ² Chamaeleontis is a blue-white subgiant of magnitude 4.5 in Chamaeleon, about 350 light-years away.
How to find it
- δ² Chamaeleontis is in the constellation Chamaeleon.
- Where on Earth: it is seen well, at least 10° up, from south of 1° S.
When it rises and sets tonight, how high it climbs and how much the Moon gets in the way are worked out in your browser for your place.
What you will see
- EyesVisible from the suburbs on a clear night, but lost in bright city skies.
- Binoculars (10×50)A sharp point; binoculars bring out its colour and the fainter stars around it.
- Telescope (6–8 inch)Still a point of light at any magnification — stars are too far away to show a disc. Low in the sky, bright stars twinkle and flash colours.
Stars look the same in any instrument: brighter and sharper, but never bigger.
Facts
| Designation | δ² Chamaeleontis (δ² Cha) |
|---|---|
| Hipparcos number | HIP 52633 |
| Type | Blue-white subgiant |
| Spectral type | B2.5IV |
| Colour | Blue-whiteB−V colour index −0.19 |
| Magnitude | 4.5The smaller the number, the brighter. |
| Distance | 350 light-yearsThe light you see left it around 1680. |
| Proper motion | 0.038″ per year across the sky |
| Constellation | Chamaeleon |
| Right ascension (J2000) | 10h 45m 47.1s |
| Declination (J2000) | −80° 32′ 25″ |
Sources and credits
Star data: HYG Database by David Nash, CC BY-SA 4.0. All data sources →